From b3117defddf646b414e3fae16e3a69cd1651d0b7 Mon Sep 17 00:00:00 2001
From: Yann Lanthony <yann.lanthony@gmail.com>
Date: Mon, 9 Dec 2024 18:31:13 +0100
Subject: [PATCH] [core][graphIO] Add "template" as an explicit key

---
 meshroom/core/graph.py   | 4 ++--
 meshroom/core/graphIO.py | 3 ++-
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/meshroom/core/graph.py b/meshroom/core/graph.py
index bbc0a34191..02840fc321 100644
--- a/meshroom/core/graph.py
+++ b/meshroom/core/graph.py
@@ -273,7 +273,7 @@ def _deserialize(self, graphData: dict):
         self.header = graphData.get(GraphIO.Keys.Header, {})
         fileVersion = Version(self.header.get(GraphIO.Keys.FileVersion, "0.0"))
         graphContent = self._normalizeGraphContent(graphData, fileVersion)
-        isTemplate = self.header.get("template", False)
+        isTemplate = self.header.get(GraphIO.Keys.Template, False)
 
         with GraphModification(self):
             # iterate over nodes sorted by suffix index in their names
@@ -331,7 +331,7 @@ def _deserializeNode(self, nodeData: dict, nodeName: str, fromGraph: "Graph"):
         #   3. fallback behavior: default to "0.0"
         if "version" not in nodeData:
             nodeData["version"] = fromGraph._getNodeTypeVersionFromHeader(nodeData["nodeType"], "0.0")
-        inTemplate = fromGraph.header.get("template", False)
+        inTemplate = fromGraph.header.get(GraphIO.Keys.Template, False)
         node = nodeFactory(nodeData, nodeName, inTemplate=inTemplate)
         self._addNode(node, nodeName)
         return node
diff --git a/meshroom/core/graphIO.py b/meshroom/core/graphIO.py
index 5f81db2648..196888036a 100644
--- a/meshroom/core/graphIO.py
+++ b/meshroom/core/graphIO.py
@@ -24,6 +24,7 @@ class Keys(object):
         ReleaseVersion = "releaseVersion"
         FileVersion = "fileVersion"
         Graph = "graph"
+        Template = "template"
 
     class Features(Enum):
         """File Features."""
@@ -122,7 +123,7 @@ class TemplateGraphSerializer(GraphSerializer):
 
     def serializeHeader(self) -> dict:
         header = super().serializeHeader()
-        header["template"] = True
+        header[GraphIO.Keys.Template] = True
         return header
 
     def serializeNode(self, node: Node) -> dict: